ASUS V2-P5G33. Maximum CPU clock speed supported: 1333 MHz, Processor socket: Socket 775, Processor front side buses supported: 1333/1066/800/533 MHz. Maximum internal memory: 8 GB, Memory slots: 4x DIMM, Supported memory types: DDR2 800/667/533. Graphic adapter: GMA. Audio output channels: 7.1, Audio system: Realtek ALC883. Networking features: Gigabit Ethernet